According to the Pennsylvania Center for Dairy Excellence, a dairy cow has a total economic impact of $13,737 per year. This includes all of the impact the revenue from sales of milk and dairy cattle has within the community. A dollar brought into a community from the sale of milk turns over 2.5 times before it leaves the community. For 2008 dairy cow numbers,

The total economic impact of Jefferson County’s dairy industry is:
$412,110,000.